It's very wonderful that the Ozone layer of the atmosphere is rejuvenating. And that goverment regulations helped.
WBUR On Point episode on saving the Ozone
Free NYTimes article on Restoration of the Ozone Layer being back on track.
This YouTube "Why you don’t hear about the ozone layer anymore" is a great explainer.
I wonder what sorts of fun datasets & data journalism is available to read around this topic....